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Individual Calculations May 2010 |
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| Wattin, Joffrey Total change: 19.20 | |   |
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| Nationale Interclubs 2009-2010 | Various | BEL | 2009-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 1978 | 4.00 | 7 | 0.31 | 15 | 4.65 | |
|  Rauta, Nicolas | | | 1973 | BEL | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Noseda, Jean-Michel | | | 1991 | BEL | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Watelet, Sylvain | | | 1838 | BEL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Brion, Sophie | | | 2046 | BEL | 1.00 | 1 | 0.59 | 15 | 8.85 | |  Valentiny, Benoit | | | 2005 | BEL | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Fermeuse, Georges | | | 1869 | BEL | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Vivone, Santino | | | 1985 | BEL | 0.50 | 1 | 0.01 | 15 | 0.15 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Championnat d'hiver du CEF (Division elite) | Fontaine-L'Eveque | BEL | 2009-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 1984 | 3.50 | 5 | 0.97 | 15 | 14.55 | |
| | Russo, Julien | | | 2105 | BEL | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Mastalerz, Xavier | | | 2045 | BEL | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Russo, Bruno | | | 1946 | BEL | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Capone, Nicola | | | 1824 | BEL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Di Cosmo, Jonathan | | | 1977 | BEL | 1.00 | 1 | 0.49 | 15 | 7.35 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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